Memorial block with a base



FIG. 1 is a perspective view of the memorial block with a base showing an embodiment of my new and ornamental design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top side view thereof; and,

FIG. 7 is a bottom view thereof.

The portions indicated in broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a memorial block with a base, as shown and described. 